A sterile, preservative free eye ointment recommended for moderate to severe dry eye disease, is most suitable for use at night. Used in conjunction with the Hycosan range it helps to provide patients with round the clock symptom relief. Hycosan Night is a soft and consistent ointment containing Vitamin A that improves the tear film and protects the surface of the eye. Hycosan Night is well tolerated and blends well with the existing tear film.